Accuracy of hospital activity analysis data in estimating the incidence of proximal femoral fracture.
D000368:Aged; D003625:Data Collection / Q000592:standards; D004739:England; D005264:Femoral Fractures / Q000453:epidemiology*; D006761:Hospitals; D006801:Humans; D008498:Medical Record Linkage; D008499:Medical Records; D008875:Middle Aged